Providers
297
Locations
10
Specialties
12
Insurance Plans
24
About Mercy Hospital
Background and practice information
Mercy Hospital is a large multi-specialty medical practice based in Westbrook, ME, with 297 affiliated healthcare providers practicing across 10 locations.
The practice brings together providers across multiple specialties, including nurse practitioner, physician assistant, certified registered nurse anesthetist, and family practice. Its providers are in-network with 24 insurance plans, though coverage varies by individual provider and should be confirmed before scheduling.
Across its providers, the practice has a solid average Merit-based Incentive Payment System (MIPS) score of 74.6 out of 100, a quality measure published by the Centers for Medicare & Medicaid Services.
Practice Locations
10 locations
Mercy HospitalPrimary
409 ROOSEVELT TRL, Windham, ME 040624821
(207) 400-8600
Affiliations
Hospitals where providers at Mercy Hospital hold admitting privileges
Insurance Networks
Accepted insurance plans and networks
Mercy Hospital accepts 91 plans from 10 insurers, including Cigna, Aetna, UnitedHealthcare.
Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.
Quality & Performance
Specialties at Mercy Hospital
Provider specialties represented at this practice
Healthcare Providers in Windham
38 providers practice here
Craig Brett, MD
Cardiovascular Disease (cardiology) · Telehealth
Windham, ME
Aline Iskandar, MD
Cardiovascular Disease (cardiology) · Telehealth
Windham, ME
Wayne Kruithoff, MD
Cardiovascular Disease (cardiology)
Windham, ME
Brandei Wingard, MD
Cardiovascular Disease (cardiology)
Windham, ME
John Henson, MD
Emergency Medicine
Windham, ME
Peggy Cyr, MD
Family Practice · Telehealth
Windham, ME
Douglas Ertman, MD
Family Practice
Windham, ME
Karl Miller, MD
Family Practice
Windham, ME
Anthony Pastore, DO
Family Practice
Windham, ME
George Stockwell, DO
Family Practice
Windham, ME
Adam Karpman
Internal Medicine · Telehealth
Windham, ME
James Theberge, MD
Internal Medicine
Windham, ME
Gregory Bates
Nurse Practitioner
Windham, ME
Corinna Campbell, NP
Nurse Practitioner
Windham, ME
Jennifer Drouin
Nurse Practitioner · Telehealth
Windham, ME
Sarah Fuhrman, NP
Nurse Practitioner
Windham, ME
Kelly Guildford
Nurse Practitioner
Windham, ME
Heather Livingston Lavallee
Nurse Practitioner
Windham, ME
Annette O Gorman, NP
Nurse Practitioner
Windham, ME
Mark Ouellette
Nurse Practitioner
Windham, ME
Chester Richardson
Nurse Practitioner
Windham, ME
Courtney Schneider
Nurse Practitioner · Telehealth
Windham, ME
Francine Wilbur, NP
Nurse Practitioner
Windham, ME
Natasha Williamson, NP
Nurse Practitioner
Windham, ME
Frequently Asked Questions
Common questions about Mercy Hospital
How many providers are at Mercy Hospital?
Mercy Hospital has 297 affiliated healthcare providers across 10 locations. You can browse the full provider roster, with specialties and locations, on this page.
What specialties does Mercy Hospital offer?
The practice includes providers in nurse practitioner, physician assistant, certified registered nurse anesthetist, and family practice, among others. Use the specialty filter on the provider list to find a specific type of provider.
What insurance does Mercy Hospital accept?
Providers at Mercy Hospital are collectively in-network with 24 insurance plans. Acceptance varies by individual provider, so confirm your specific plan with the office before your visit.
Does Mercy Hospital have a quality rating?
The practice's providers have an average MIPS quality score of 74.6 out of 100, based on Centers for Medicare & Medicaid Services data. MIPS measures performance across quality, cost, care coordination, and use of health technology.
Where is Mercy Hospital located?
Mercy Hospital's primary location is in Westbrook, ME, with 9 additional locations listed on this page. See the contact section for the full address and phone number.
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